[lyova]

Була подібна проблема.
Вирішилась після того як з мануалу:
Вставив в PAGE->Main->TSconfig:

## Enable the RTE by default for all users
setup.default.edit_RTE = 1

	## Enable the file upload feature of the element browser by default for all users
options.uploadFieldsInTopOfEB = 1

	## Set the default spelling ability of the check speller for all users
options.HTMLAreaPspellMode = bad-spellers

	## Enable the personal dictionary feature of the check speller by default for all users
options.enablePersonalDicts = 1



## Define labels and styles to be applied to class selectors in the interface of the RTE
	## Partial re-use of color scheme and frame scheme from CSS Styled Content extension
RTE.classes {
	align-left {
		name = LLL:EXT:rtehtmlarea/htmlarea/locallang_tooltips.xml:justifyleft
		value = text-align: left;
	}
	align-center {
		name = LLL:EXT:rtehtmlarea/htmlarea/locallang_tooltips.xml:justifycenter
		value = text-align: center;
	}
	align-right {
		name = LLL:EXT:rtehtmlarea/htmlarea/locallang_tooltips.xml:justifyright
		value = text-align: right;
	}
	csc-frame-frame1 {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:frame-frame1
		value = background-color: #EDEBF1; border: 1px solid #333333;
	}
	csc-frame-frame2 {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:frame-frame2
		value = background-color: #F5FFAA; border: 1px solid #333333;
	}
	important {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:important
		value = color: #8A0020;
	}
	name-of-person {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:name-of-person
		value = color: #10007B;
	}
	detail {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:detail
		value = color: #186900;
	}
	component-items {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:component-items
		value = color: #186900;
	}
	action-items {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:action-items
		value = color: #8A0020;
	}
	component-items-ordered {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:component-items
		value = color: #186900;
	}
	action-items-ordered {
		name = LLL:EXT:rtehtmlarea/res/contentcss/locallang.xml:action-items
		value = color: #8A0020;
	}
}